BRAINCAKELight as a Particle
In 1887 Hertz observed the photoelectric effect.
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Key terms in this lesson
- photoelectric effect
- The emission of electrons from a metal surface when electromagnetic radiation of sufficiently high frequency is incident on it.
More in Quantum Physics
- Huygens Principle
- Light as a Wave
- The Energy of a Photon
- Electrons as Waves
- Photoelectric Effect
- The Equation for the Photoelectric Effect
- Stopping Potential
- Electron Diffraction
All 21 lessons in Quantum Physics · All Edexcel AS-level Physics topics